On a properly operating system, what is the state of the refrigerant as it enters the condenser?
A. high pressure vapor
B. low pressure vapor
C. low pressure liquid
D. high pressure liquid
Answer: A
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Groundwater is not stored in large underground lakes or oceans except in the rare instances of underground ____________________
Fill in the blank(s) with correct word
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A) Vacuum B) Blue C) Air D) Closed
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With which signal pattern is the RMS reading the same as the average reading?
A) Sine wave B) Nonsymmetric C) Square wave D) None of these
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